Table 1 Baseline characteristics
Baseline characteristics | Control group: without blood conservation device (n = 80) | Active group: with blood conservation device (n = 170) | P-value |
|---|---|---|---|
Underlying aetiology | |||
Sepsis | 0.71 | ||
Pulmonary | 28 (35%) | 65 (38%) | |
Extra-pulmonary | 18 (22.5%) | 31 (18%) | |
Airway disease | 7 (9%) | 18 (10.5%) | 0.82 |
Neurological | 6 (7.5%) | 11 (6.5%) | 0.79 |
Renal failure, Metabolic acidosis | 5 (6%) | 11 (6.5%) | 1.0 |
Acute Pulmonary Odema | 5 (6%) | 12 (7%) | 1.0 |
Others | 11 (14%) | 23 (13.5%) | 1.0 |
Age (years) | 61.6 ± 18.3 | 60.5 ± 15.5 | 0.62 |
Male/Female | 49/31 | 101/69 | 0.78 |
APACHE II score | 18.6 ± 7 | 21.24 ± 7.8 | 0.09 |
RRT (%) | 21 | 24 | 0.4 |
Hb on admission (g/dL) | 12.4 ± 2.5 | 11.58 ± 2.8 | 0.02 |